OBJECTIVE LIFE SCIENCE
DIVERSITY AMONG LIFE FORMS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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which of the following best describes natural selection?
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compete for food
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produce more offspring than survive
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vary in physical traits
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best suited for the environment and most likely to survive
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Explanation:
Detailed explanation-1: -So, the correct answer is ‘Individuals with the most favorable traits survive and reproduce’
Detailed explanation-2: -So, the correct answer is ‘The venom of a certain salamander species becoming more poisonous as predation by snakes increases’.
Detailed explanation-3: -Natural selection requires variation between individuals. Mutations and sexual reproduction increase genetic variation in a population. Natural selection occurs when environmental pressures favor certain traits that are passed on to offspring.
There is 1 question to complete.